CN211152876U

CN211152876U - Tool for pruning larch

Info

Publication number: CN211152876U
Application number: CN201922085906.9U
Authority: CN
Inventors: 马世明; 于楠楠; 田稼穑; 刘瑞龙; 贾秀荣; 季蒙; 王志波; 张海东; 李银祥
Original assignee: Wulanchabu Forestry Technology Extension Station
Current assignee: Wulanchabu Forestry Technology Extension Station
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-08-04
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a larch pruning instrument, including the chopper, one side of chopper is fixed with the arc recess, arc recess internal rotation has the pivot, fixed cover has the tulwar in the pivot, the opposite side of chopper is fixed with positioning groove, positioning groove slides and has the saw blade, the fixed a plurality of extension spring that are equipped with between the bottom surface in saw blade and positioning groove, saw blade leading flank and trailing flank are fixed respectively and are equipped with two positioning screw. The utility model discloses cross and set up chopper, curved knife and saw blade, realized that different instruments carry the use simultaneously, set up arc recess and positioning groove through the chopper both sides in addition, can freely receive and release curved knife and saw blade, more convenient whole device that uses to set up T type slide bar, compression spring and electronic reel, can utilize compression spring effort when can be so that the chopper uses, make the automatic branch of cutting out height of chopper, made things convenient for the staff to use, improved work efficiency.

Description

Tool for pruning larch

Technical Field

The utility model relates to a trees clipper technical field specifically is a larch pruning instrument.

Background

Larix gmelini (L arix spp.) is a larch tree of Larix of Pinaceae, and is a main forest composition tree species in northeast and inner Mongolia forest regions of China and alpine coniferous forests of North and south China.

The pruning is an important measure for tending the larch artificial forest, and various purposes of improving the environment in the forest, improving the material quality of the forest, promoting the growth of the forest, solving the problem of firewood burning of the masses and the like can be achieved through reasonable pruning. Due to the fact that the types of trees are different, the thicknesses and the heights of branches of the trees are also different, different types of pruning tools need to be adopted, the pruning tools are limited by the growth environment of larch, and the pruning tool is inconvenient to carry and directly influences the working efficiency of pruning. Therefore, the larch pruning tool is improved, and the larch pruning tool is convenient and efficient.

SUMMERY OF THE UTILITY MODEL

For solving the defect that prior art exists, the utility model provides a larch pruning tool.

In order to solve the technical problem, the utility model provides a following technical scheme:

The utility model relates to a fallen leaf pine pruning tool, which comprises a hacking knife, wherein an arc groove is fixed on one side of the hacking knife, a rotating shaft is rotated in the arc groove, a bent knife is fixedly sleeved on the rotating shaft, a positioning groove is fixed on the other side of the hacking knife, a saw blade slides in the positioning groove, a plurality of extension springs are fixedly arranged between the saw blade and the inner bottom surface of the positioning groove, two positioning screws are respectively and fixedly arranged on the front side surface and the rear side surface of the saw blade, the positioning screws penetrate through key-shaped holes and are screwed with locking nuts, the key-shaped holes are fixed on the hacking knife, the bottom end of the hacking knife is inserted into a support, two T-shaped slide bars are fixedly arranged on the bottom surface of the hacking knife, the bottom end of the T-shaped slide bar penetrates through the bottom surface of the support, a compression spring is fixedly arranged between the inner bottom surface of the support, the utility model discloses a fixing device for electric reel, including connecting block, support, chopper bottom surface, slider, fixing block, electric reel fixed mounting is on the side of connecting block bottom again, connecting block bottom surface fixed mounting has the telescopic link.

As an optimal technical scheme of the utility model, arc recess radian is greater than the radian of tulwar.

As an optimal technical scheme of the utility model, the saw blade slides with the positioning groove laminating and sets up.

As an optimal technical scheme of the utility model, positioning groove width is greater than the width of saw blade, key type hole length is less than positioning groove width and is greater than the width of saw blade.

As an optimal technical scheme of the utility model, fixed U type spout is fixed respectively to fixed both sides on the support, and U type spout equals with corresponding lock nut diameter.

As a preferred technical scheme of the utility model, the telescopic link bottom end is fixed and is equipped with control switch, control switch and electronic reel electric connection.

The utility model has the advantages that: this kind of leaf pine pruning instrument falls through having set up the chopper, curved knife and saw blade, has realized that different instruments carry the use simultaneously, and set up arc recess and positioning groove through the chopper both sides, can freely receive and release curved knife and saw blade, the whole device of convenient use more, and set up T type slide bar, compression spring and electronic reel, when can making the chopper use, utilize compression spring effort, make the automatic branch of cutting out of chopper, made things convenient for the staff to use, improved work efficiency.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of a larch pruning tool according to the present invention;

Fig. 2 is a schematic view of a sectional structure of a larch pruning tool of the present invention.

In the figure: 1. a chopper; 2. an arc-shaped groove; 3. bending a cutter; 4. a rotating shaft; 5. a positioning groove; 6. a saw blade; 7. an extension spring; 8. positioning a screw rod; 9. a key-type hole; 10. a support; 11. a T-shaped slide bar; 12. a compression spring; 13. a slider; 14. connecting blocks; 15. a telescopic rod; 16. a fixed block; 17. an electric reel.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it is understood that "first" and "second" are only used for convenience of expression and should not be understood as limitations to the embodiments of the present invention, and the following embodiments do not describe any more.

The terms of direction and position in the present invention, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer to the direction and position of the attached drawings. Accordingly, the orientation and position of use are for illustrative purposes and for understanding the present invention, and are not intended to limit the scope of the invention.

Example (b): as shown in figures 1 and 2, the utility model relates to a pruning tool for larch, which comprises a chopper 1, an arc groove 2 is fixed on one side of the chopper 1, a rotating shaft 4 is rotated in the arc groove 2, a curved knife 3 is fixedly sleeved on the rotating shaft 4, a positioning groove 5 is fixed on the other side of the chopper 1, a saw blade 6 is slid by the positioning groove 5, a plurality of extension springs 7 are fixedly arranged between the saw blade 6 and the inner bottom surface of the positioning groove 5, two positioning screws 8 are respectively fixed on the front side surface and the rear side surface of the saw blade 6, the positioning screws 8 pass through key holes 9 and are screwed with locking nuts, the key holes 9 are fixed on the chopper 1, the bottom end of the chopper 1 is inserted into a support 10, two T-shaped slide bars 11 are fixed on the bottom surface of the chopper 1, the bottom end of the T-shaped slide bar 11 passes through the bottom surface of the support 10, a compression spring 12 is fixedly arranged between the inner bottom surface of the support 10 and, the bottom surface of a bracket 10 is fixed with a connecting block 14, a sliding groove is fixed in the connecting block 14, a sliding block 13 is connected in the sliding groove, the top surface of the sliding block 13 penetrates through the bracket 10 and is fixedly connected with the bottom surface of a chopper 1, the sliding block 13 is arranged between two T-shaped sliding rods 11, a fixing block 16 is fixedly arranged in front of an arc groove 2 and a positioning groove 5 on the surface of the chopper 1, the fixing block 16 is fixedly connected with an electric reel 17 through a rope, the electric reel 17 is fixedly arranged on the side surface of the bottom of the connecting block 14, an expansion link 15 is fixedly arranged on the bottom surface of the connecting block 14, through arranging the chopper 1, a curved knife 3 and a saw blade 6, the carrying and the use of different tools are realized simultaneously, and through arranging the arc groove 2 and the positioning groove 5 on two sides of the chopper 1, the curved knife 3 and the saw blade 6, when can be so that chopper 1 uses, utilize compression spring 12 effort for the automatic branch of cutting out height of chopper 1 has made things convenient for the staff to use, has improved work efficiency.

Wherein, the radian of the arc-shaped groove 2 is greater than that of the curved knife 3, so that the curved knife 3 can be recovered into the arc-shaped groove 2.

Wherein, saw blade 6 and 5 laminating slip settings of positioning groove have realized the location of slip in-process.

Wherein, the width of positioning groove 5 is greater than the width of saw blade 6, and the length of key type hole 9 is less than the width of positioning groove 5 and is greater than the width of saw blade 6, has guaranteed that saw blade 6 can normally all slide and enter into in the positioning groove 5.

Wherein, fixed both sides are fixed U type spout respectively on the support 10, and U type spout equals with corresponding lock nut diameter for whole device can normal use.

Wherein, the 15 bottom mounting of telescopic link is equipped with control switch, and control switch and electronic reel 17 electric connection have realized drive control.

The working principle is as follows:

During the use, can adopt telescopic link 15, stretch out and draw back whole device, conveniently prune to not co-altitude larch.

In the pruning process:

1. The relatively thick branches need to be trimmed by the hacking knife 1, the rotating shaft 4 can be rotated, the bent knife 3 is rotated into the arc-shaped groove 2, then the rotating shaft 4 is positioned by using the locking nut, meanwhile, the locking nut on the positioning screw 8 is loosened, the saw blade 6 can completely slide into the positioning groove 5 by using the acting force of the tension spring 7, and then the locking nut on the positioning screw 8 is tightened, so that the bent knife 3 and the saw blade 6 can be folded, and the use of the hacking knife 1 is not influenced;

2. The thinner branches need to be trimmed by the curved knife 3, and the rotating shaft 4 can be rotated to rotate the curved knife 3 out for use;

3. The thick and strong branches need to use the saw blade 6, the positioning screw 8 can be pulled, so that the saw blade 6 slides out of the positioning groove 5, positioning is realized by utilizing a locking nut on the positioning screw 8, and then the saw blade 6 is used;

Whole in the pruning process, can be according to the needs of difference and the luxuriant degree difference of larch branch, select to adopt different modes to prune, can make things convenient for the staff to use, the effectual work efficiency that has improved.

Meanwhile, when the chopper 1 is used for pruning higher branches, the worker is inconvenient to exert force, the control switch is used for controlling the electric reel 17, when the electric reel 17 is started to rotate and retract the rope, the chopper 1 can slide downwards in the support 10 to compress the compression spring 12, and after the electric reel 17 is stopped, the compression spring 12 acts to eject the chopper 1 to prune the branches.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a pine defoliation pruning tool, its characterized in that includes chopper (1), one side of chopper (1) is fixed with arc recess (2), arc recess (2) internal rotation has pivot (4), fixed cover has bent sword (3) in pivot (4), the opposite side of chopper (1) is fixed with positioning groove (5), positioning groove (5) slide there is saw blade (6), it has a plurality of extension spring (7) to fix between saw blade (6) and the inner bottom surface of positioning groove (5), saw blade (6) leading flank and trailing flank are fixed respectively and are equipped with two positioning screw (8), positioning screw (8) pass key type hole (9) and spiro union have lock nut, key type hole (9) are fixed on chopper (1), in chopper (1) bottom inserts support (10), the fixed two T type slide bar (11) that are equipped with in chopper (1) bottom surface, support (10) bottom surface is passed to T type slide bar (11) bottom, fixed compression spring (12) that is equipped with between bottom surface and chopper (1) bottom surface in support (10), compression spring (12) cover is on T type slide bar (11), support (10) bottom surface is fixed with connecting block (14), connecting block (14) internal fixation has the spout, and sliding connection has slider (13) in the spout, slider (13) top surface passes support (10) and chopper (1) bottom surface fixed connection, slider (13) set up between two T type slide bar (11), arc recess (2) and positioning groove (5) on chopper (1) surface are fixed before being equipped with fixed block (16), fixed block (16) are through rope and electronic reel (17) fixed connection, electronic reel (17) fixed mounting is on connecting block (14) bottom side again, the bottom surface of the connecting block (14) is fixedly provided with a telescopic rod (15).

2. A larch pruning tool according to claim 1, characterized in that the arc of the arc-shaped groove (2) is larger than the arc of the curved blade (3).

3. A tool according to claim 1, wherein the saw blade (6) is slidably arranged in abutment with the positioning groove (5).

4. A larch pruning tool according to claim 1, characterized in that the positioning groove (5) has a width larger than the width of the saw blade (6), and the key hole (9) has a length smaller than the positioning groove (5) width and larger than the saw blade (6) width.

5. A tool for pruning larch as claimed in claim 1, wherein the support (10) is fixed with U-shaped sliding grooves on both sides, and the U-shaped sliding grooves are equal in diameter to the corresponding locking nuts.

6. A larch pruning tool according to claim 1, characterized in that a control switch is fixed to the bottom end of the telescopic rod (15), and the control switch is electrically connected to the electric reel (17).